141721536672 has 108 divisors (see below), whose sum is σ = 409129364826. Its totient is φ = 46535005440.

The previous prime is 141721536641. The next prime is 141721536743. The reversal of 141721536672 is 276635127141.

141721536672 is a `hidden beast` number, since 1 + 4 + 1 + 7 + 215 + 366 + 72 = 666.

It can be written as a sum of positive squares in only one way, i.e., 113485439376 + 28236097296 = 336876^2 + 168036^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1238022 + ... + 1347642.

Almost surely, 2^141721536672 is an apocalyptic number.

141721536672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 141721536672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204564682413).

141721536672 is an abundant number, since it is smaller than the sum of its proper divisors (267407828154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141721536672 is a wasteful number, since it uses less digits than its factorization.

141721536672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109771 (or 109693 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The spelling of 141721536672 in words is "one hundred forty-one billion, seven hundred twenty-one million, five hundred thirty-six thousand, six hundred seventy-two".